---Hello, this is Mike. Is Dr. Li in?---Sorry, he_________ to the west of Africa to help the patients there.A.has been B. is going C. has gone
My home is nearsea and far from Washington.
______ good time they have!
It takes 10-12 days ____ from the Earth to the Moon ____ rocket.
We read the number 8,479 as .
—We’re going on a school trip tomorrow. —______.